The week in pictures: 12 October 2012

Bar owner Salvatore Calabrese holds the world's most expensive cocktail, priced at £5,500 at the Playboy Club in London. The ingredients used included 40ml 1778 Clos de Griffier Vieux Cognac, 20ml 1770 Kummel Liqueur, 20ml circa 1860 Dubb Orange Curacao and 1900s Angostura Bitter. The cocktail was mixed and sold to an unidentified patron at Salvatore's bar at London's Playboy Club.Picture: Rex Features